Tab dragging as implemented as a mus API.

components/mus/public/cpp/tests/window_server_test_base.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/mus/public/cpp/tests/window_server_test_base.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 119 matching lines @@
                                           const display::Display& display) {
   if (window_manager_delegate_)
     window_manager_delegate_->OnWmNewDisplay(window, display);
 }
 
 void WindowServerTestBase::OnAccelerator(uint32_t id, const ui::Event& event) {
   if (window_manager_delegate_)
     window_manager_delegate_->OnAccelerator(id, event);
 }
 
+void WindowServerTestBase::OnWmPerformMoveLoop(
+    uint32_t change_id,
+    uint32_t window_id,
+    const gfx::Point& cursor_location) {
+  if (window_manager_delegate_) {
+    window_manager_delegate_->OnWmPerformMoveLoop(change_id, window_id,
+                                                  cursor_location);
+  }
+}
+
+void WindowServerTestBase::OnWmCancelMoveLoop(uint32_t window_id) {
+  if (window_manager_delegate_)
+    window_manager_delegate_->OnWmCancelMoveLoop(window_id);
+}
+
 void WindowServerTestBase::Create(shell::Connection* connection,
                                   mojom::WindowTreeClientRequest request) {
   new WindowTreeClient(this, nullptr, std::move(request));
 }
 
 }  // namespace mus